While browsing the viz, the message may be displayed saying "session is being restored" and reloading of the viz fails.
Vizqlserver has entered an error state. The "hs_err_run-vizqlserver" log is displayed in the log folder with the following error:
# A fatal error has been detected by the Java Runtime Environment:
# SIGSEGV (0xb) at pc=0x00007fd69e0f2cd0, pid=21157, tid=0x00007fd49960f700